1. Origin: Yanchuan apples are mainly produced in Yanchuan County, and Luochuan apples are mainly produced in Luochuan County. There are differences in geographical location, soil, climate and other environmental factors between the two regions, which affect the taste and quality of apples.

2. Quality: Luochuan apple is known as one of the best apples in China, which has the characteristics of bright color, crisp pulp, high sugar content and sweet and delicious taste. In contrast, Yanchuan apple is slightly inferior in quality.